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The third season of Supergirl premiered on The CW on October 9, 2017, and concluded on June 18, 2018. It was announced on January 8, 2017.

The season aired on Monday nights at 8:00 p.m. prior to Valor in the fall, iZombie in the spring, and Whose Line Is It Anyway? in the early summer. It went on hiatus from February 5 to April 16 in order to allow the third season of DC's Legends of Tomorrow to air its remaining nine episodes of the season in the same time slot.

It arrived on DVD and Blu-ray on September 18, 2018.

Synopsis

Cast

Main cast

  • Melissa Benoist as Kara Danvers/Supergirl
  • Mehcad Brooks as James Olsen/Guardian
  • Chyler Leigh as Alex Danvers
  • Jeremy Jordan as Winn Schott
  • Katie McGrath as Lena Luthor
  • Odette Annable as Samantha Arias/Reign
  • Chris Wood as Mon-El
  • David Harewood as J'onn J'onzz/Martian Manhunter

Recurring cast

Episodes

No. in series No. in season Episode title Written by Directed by Original airdate
43 1 "Girl of Steel" Story by:
Andrew Kreisberg
Teleplay by: Robert Rovner & Caitlin Parrish
Jesse Warn October 9, 2017
44 2 "Triggers" Gabriel Llanas & Anna Musky-Goldwyn David McWhirter October 16, 2017
45 3 "Far from the Tree" Jessica Queller & Derek Simon Dermott Downs October 23, 2017
46 4 "The Faithful" Paula Yoo & Katie Rose Rogers Jesse Warn October 30, 2017
47 5 "Damage" Eric Carassco & Cindy Licthman Kevin Smith November 6, 2017
48 6 "Midvale" Caitlin Parrish & Jess Kardos Rob Greenlea November 13, 2017
49 7 "Wake Up" Gabriel Llanas & Anna Musky-Goldwyn Chad Lowe November 20, 2017
50 8 "Crisis on Earth-X, Part 1" Story by: Andrew Kreisberg & Marc Guggenheim
Teleplay by: Robert Rovner & Jessica Queller
Larry Teng November 27, 2017
51 9 "Reign" Paula Yoo & Caitlin Parrish Glen Winter December 4, 2017
52 10 "Legion of Super-Heroes" Derek Simon & Eric Carassco Jesse Warn January 15, 2018
53 11 "Fort Rozz" Gabriel Llanas & Anna Musky-Goldwyn Gregory Smith January 22, 2018
54 12 "For Good" Story by: Robert Rovner
Teleplay by: Cindy Lichtman & Alex Sternberg
Tawnia McKiernan January 29, 2018
55 13 "Both Sides Now" Jessica Queller & Paula Yoo Jesse Warn February 5, 2018
56 14 "Schott Through the Heart" Caitlin Parrish & Derek Simon Glen Winter April 16, 2018
57 15 "In Search of Lost Time" Story by: Eric Carrasco
Teleplay by: Katie Rose Rogers & Nicki Holcomb
Andi Armaganian April 23, 2018
58 16 "Of Two Minds" Gabriel Llanas & Anna Musky-Goldwyn Alexandra LaRoche April 30, 2018
59 17 "Trinity" Story by: Jessica Queller
Teleplay by: Caitlin Parrish & Derek Simon
Caitlin Parrish & Erica Weiss May 7, 2018
60 18 "Shelter from the Storm" Story by: Robert Rovner
Teleplay by: Lindsay Gelfand & Allison Weintraub
Antonio Negret May 14, 2018
61 19 "The Fanatical" Paula Yoo & Eric Carrasco Mairzee Almas May 21, 2018
62 20 "Dark Side of the Moon" Derek Simon & Katie Rose Rogers Hanelle Culpepper May 28, 2018
63 21 "Not Kansas" Gabriel Llanas & Anna Musky-Goldwyn Dermott Downs June 4, 2018
64 22 "Make It Reign" Ray Utarnachitt & Cindy Lichtman Armen V. Kevorkian June 11, 2018
65 23 "Battles Lost and Won" Robert Rovner & Jessica Queller Jesse Warn June 18, 2018

Production

Reception

Trivia

Gallery

Promotional images

Videos

References

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